Home / 7,641.98-10,544.70-4,284.74

Finding the Fourth Proportional to 7,641.98, 10,544.70 and 4,284.74

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Solution

The fourth proportional to 7,641.98, 10,544.70 and 4,284.74 is: 5,912.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,641.98 : 10,544.70 = 4,284.74 : x
  2. Step 2: Convert to fraction form
    7,641.98/10,544.70 = 4,284.74/x
  3. Step 3: Cross multiply
    7,641.98x = 10,544.70 × 4,284.74
  4. Step 4: Simplify right side
    7,641.98x = 45,181,297.88
  5. Step 5: Solve for x
    x = 45,181,297.88/7,641.98
  6. Step 6: Final answer
    x = 5,912.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.